APA (7th ed.) Citation

Gburzyński, P., & Zalewski, J. A short note on computing permutations. Polish Information Processing Society.

Chicago Style (17th ed.) Citation

Gburzyński, Paweł, and Janusz Zalewski. A Short Note on Computing Permutations. Polish Information Processing Society.

MLA (9th ed.) Citation

Gburzyński, Paweł, and Janusz Zalewski. A Short Note on Computing Permutations. Polish Information Processing Society.

Warning: These citations may not always be 100% accurate.